Home / 2,631,611.88-3,631,421.70-1,485,805.32

Finding the Fourth Proportional to 2,631,611.88, 3,631,421.70 and 1,485,805.32

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Solution

The fourth proportional to 2,631,611.88, 3,631,421.70 and 1,485,805.32 is: 2,050,296.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,631,611.88 : 3,631,421.70 = 1,485,805.32 : x
  2. Step 2: Convert to fraction form
    2,631,611.88/3,631,421.70 = 1,485,805.32/x
  3. Step 3: Cross multiply
    2,631,611.88x = 3,631,421.70 × 1,485,805.32
  4. Step 4: Simplify right side
    2,631,611.88x = 5,395,585,681,023.44
  5. Step 5: Solve for x
    x = 5,395,585,681,023.44/2,631,611.88
  6. Step 6: Final answer
    x = 2,050,296.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.